Canister vacuum cleaner



FIG. 1 is a perspective view of a canister vacuum cleaner, showing ournew design;

FIG. 2 is a right side elevational view of the canister vacuum cleaner,the left side elevational view being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The ornamental design for a canister vacuum cleaner, as shown anddescribed.